Not surprisingly, none of the tea party conservatives represent districts won by President Obama in 2012. That's consistent with the conventional wisdom that many of these Members need never worry about losing a general election but rather only face the possibility of a serious challenge in a primary, making them more likely to hew to the conservative line. In terms of states, Texas leads the way with 11 Republican signees of the defund Obamacare letter. No Northeastern state has a single tea party conservative in its ranks.

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